Patents by Inventor Dennis Mitsugu Yasuda

Dennis Mitsugu Yasuda has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20110237639
    Abstract: This invention relates to an alpha-1 A receptor partial agonist, which is represented by Formula I: and pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing formula I, methods for their use as therapeutic agents, and methods of preparation thereof.
    Type: Application
    Filed: June 3, 2011
    Publication date: September 29, 2011
    Inventors: Counde O'Yang, Dennis Mitsugu Yasuda
  • Publication number: 20090197933
    Abstract: This invention relates to an alpha-1 A receptor partial agonist, which is represented by Formula I: and pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing formula I, methods for their use as therapeutic agents, and methods of preparation thereof.
    Type: Application
    Filed: February 4, 2009
    Publication date: August 6, 2009
    Inventors: Counde O'Yang, Dennis Mitsugu Yasuda
  • Publication number: 20090197932
    Abstract: This invention relates to an alpha-1A receptor partial agonist, which is represented by Formula I: and pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing formula I, methods for their use as therapeutic agents, and methods of preparation thereof.
    Type: Application
    Filed: February 4, 2009
    Publication date: August 6, 2009
    Inventors: Counde O'Yang, Dennis Mitsugu Yasuda
  • Patent number: 7312230
    Abstract: This invention relates to compounds which are generally IP receptor antagonists and which are represented by Formula I: wherein: R1, R2, and R3 are each independently in each occurrence aryl or heteroaryl; R4 is —COOH or tetrazolyl; A, B, m, n, and r are as defined in the specification; or individual isomers, racemic or non-racemic mixtures of isomers, or pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing such compounds, methods for their use as therapeutic agents, and processes for their preparation.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: December 25, 2007
    Assignee: Roche Palo Alto LLC
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Lee Edwin Lowrie, Jr., Alexander Victor Muehldorf, Counde O'Yang, Dennis Mitsugu Yasuda
  • Patent number: 7056903
    Abstract: This invention relates to compounds which are generally IP receptor antagonists and which are represented by Formula I: wherein: R1, R2, and R3 are each independently in each occurrence aryl or heteroaryl; R4 is —COOH or tetrazolyl; A, B, m, n, and r are as defined in the specification; or individual isomers, racemic or non-racemic mixtures of isomers, or pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing such compounds, methods for their use as therapeutic agents, and processes for their preparation.
    Type: Grant
    Filed: May 9, 2003
    Date of Patent: June 6, 2006
    Assignee: Syntex (U.S.A.) LLC
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Lee Edwin Lowrie, Jr., Alexander Victor Muehldorf, Counde O'Yang, Dennis Mitsugu Yasuda
  • Patent number: 6693098
    Abstract: This invention relates to compounds which are generally IP receptor antagonists and which are represented by Formula I: wherein: R1, R2, and R3 are each independently in each occurrence aryl or heteroaryl; R4 is —COOH or tetrazolyl; A, B, m, n, and r are as defined in the specification; or individual isomers, racemic or non-racemic mixtures of isomers, or pharmaceutically acceptable salts or solvates thereof. The invention further relates to pharmaceutical compositions containing such compounds, methods for their use as therapeutic agents, and processes for their preparation.
    Type: Grant
    Filed: March 14, 2001
    Date of Patent: February 17, 2004
    Assignee: Syntex (U.S.A) LLC
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Lee Edwin Lowrie, Jr., Alexander Victor Muehldorf, Counde O'Yang, Dennis Mitsugu Yasuda
  • Publication number: 20030220367
    Abstract: This invention relates to compounds which are generally IP receptor antagonists and which are represented.
    Type: Application
    Filed: May 9, 2003
    Publication date: November 27, 2003
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Lee Edwin Lowrie, Alexander Victor Muehldorf, Counde O'Yang, Dennis Mitsugu Yasuda
  • Publication number: 20010056100
    Abstract: This invention relates to compounds which are generally IP receptor antagonists and which are represented by Formula I: 1
    Type: Application
    Filed: March 14, 2001
    Publication date: December 27, 2001
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Lee Edwin Lowrie Jr., Alexander Victor Muehldorf, Counde O'Yang, Dennis Mitsugu Yasuda
  • Patent number: 6057349
    Abstract: The present invention concerns novel compounds represented by the Formula: ##STR1## wherein: A is R.sup.1.sub.q (R.sup.3 R.sup.60 N).sub.m (Z)(NR.sup.2).sub.n ; m and q are each 0 or 1, with the proviso that when q is 1, m is 0 and when q is 0, m is 1; Z is C.dbd.O or SO.sub.2 ; n is 1 with the proviso that, when Z is C.dbd.O, m is 1; X is --NH--, --CH.sub.2 --, or --OCH.sub.2 --; Y is [2-imidazoline, 2-oxazolin] 2-thiazoline, [or 4-imidazole] R.sup.1 is H, lower alkyl, or phenyl, with the proviso that, when R.sup.1 is H, m is 1; R.sup.2, R.sup.3, R.sup.60 are each independently H, lower alkyl, or phenyl; R.sup.4, R.sup.5, R.sup.6, and R.sup.7 are each independently hydrogen, lower alkyl, --CF.sub.3, lower alkoxy, halogen, phenyl, lower alkeny, hydroxyl, lower alkylsulfonamido, or lower cycloalkyl, wherein R.sup.2 and R.sup.
    Type: Grant
    Filed: March 8, 1999
    Date of Patent: May 2, 2000
    Assignee: F. Hoffman La Roche AG
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Counde O'Yang, Dennis Mitsugu Yasuda
  • Patent number: 5952362
    Abstract: The present invention concerns novel compounds represented by the Formula: ##STR1## wherein: A is R.sup.1.sub.q (R.sup.3 R.sup.60 N).sub.m (Z)(NR.sup.2).sub.n ; m and q are each 0 or 1, with the proviso that when q is 1, m is 0 and when q is 0, m is 1; Z is C.dbd.O or SO.sub.2 ; n is 1 with the proviso that, when Z is C.dbd.O, m is 1; X is --NH--, --CH.sub.2 --, or --OCH.sub.2 --; Y is 2-imidazoline, 2-oxazoline, 2-thiazoline, or 4-imidazole; R.sup.1 is H, lower alkyl, or phenyl, with the proviso that, when R.sup.1 is H, m is 1; R.sup.2, R.sup.3, R.sup.60 are each independently H, lower alkyl, or phenyl; R.sup.4, R.sup.5, R.sup.6, and R.sup.7 are each independently hydrogen, lower alkyl, --CF.sub.3, lower alkoxy, halogen, phenyl, lower alkeny, hydroxyl, lower alkylsulfonamido, or lower cycloalkyl, wherein R.sup.2 and R.sup.
    Type: Grant
    Filed: June 3, 1998
    Date of Patent: September 14, 1999
    Assignee: Syntex (U.S.A) Inc.
    Inventors: Richard Leo Cournoyer, Paul Francis Keitz, Counde O'Yang, Dennis Mitsugu Yasuda